NSN 5305-01-129-6939

Part Details | CLOSE TOLERANCE SCREW

5305-01-129-6939 A SCREW, MACHINE or SCREW, CAP, SOCKET HEAD whose unthreaded portion is of specified grip length, plated or unplated, and is machined to a tolerance of one thousandth (0.001 IN.) (0.025 mm) or less of a specific diameter for items (1.000 IN.) (25 mm) or less in diameter. Items over (1.000 IN.) (25 mm) in diameter shall have a tolerance of fifteen ten thousandths (0.0015 IN.) (0.038 mm) or less. The nominal major diameter of the threads shall be at least one thousandth (0.001 IN.) (0.025 mm) below the minimum shank diameter, but not below the minimum major diameter for applicable class of fit, as shown in the Screw Thread Standards, FED STD H28 and/or other nationally recognized standards. The head is designed to be held or driven with an inserted driver. It is not designed for rotation by the thumb and fingers. A locking feature may be incorporated in the design of the head or threads.

Alternate Parts: HT405445A, HT4054-4-5A, HT405445A, HT4054-4-5A, HT405445, HT4054-4-5, ST3M7304L5, ST3M730-4L5, ST3M73045, ST3M730-4-5, ST3M7304L5, ST3M730-4L5, ST3M7304L5, ST3M730-4L5, HT405445A, HT4054-4-5A, HT405445, HT4054-4-5, ST3M7304L5, ST3M730-4L5, ST3M7304L5, ST3M730-4L5, HT405445A, HT4054-4-5A, ST3M7304L5, ST3M730-4L5, HT405445A, HT4054-4-5A, ST3M7304L5, ST3M730-4L5, 3036AS1904L5, 3036AS190-4L5, 10115207, ST3M7304L5, ST3M730-4L5, ST3M7304L5, ST3M730-4L5, HT405445A, HT4054-4-5A, HT405445, HT4054-4-5, ST3M7304L5, ST3M730-4L5, ST3M7304L5, ST3M730-4L5, ST3M7304L5, ST3M730-4L5, 5305-01-129-6939, 01-129-6939, 5305011296939, 011296939

Supply Group (FSG) NSN Assigned NIIN Item Name Code (INC)
53APR 09, 198201-129-693929294 ( SCREW, CLOSE TOLERANCE )
REFERENCE DRAWINGS & PICTURES

HEXAGON COUNTERSUNK

HIGH-TORQUE

Cross Reference | NSN 5305-01-129-6939
Part Number Cage Code Manufacturer
HT4054-4-5A92215ARCONIC GLOBAL FASTENERS & RINGS,INC.
HT4054-4-5A06950ARCONIC GLOBAL FASTENERS & RINGS,INC.
HT4054-4-592215ARCONIC GLOBAL FASTENERS & RINGS,INC.
ST3M730-4L506950ARCONIC GLOBAL FASTENERS & RINGS,INC.
ST3M730-4-576301BOEING COMPANY, THEDBA BOEING
ST3M730-4L576301BOEING COMPANY, THEDBA BOEING
ST3M730-4L558998FASTENER INNOVATION TECHNOLOGY, INC.DBA F I T
HT4054-4-5A73197HI-SHEAR CORPORATION
HT4054-4-573197HI-SHEAR CORPORATION
ST3M730-4L573197HI-SHEAR CORPORATION
ST3M730-4L51VSL7HOUSTON PRECISION FASTENERS I, LP
HT4054-4-5A17446HUCK INTERNATIONAL, INC.DBA ARCONIC FASTENING SYSTEMS AND
ST3M730-4L517446HUCK INTERNATIONAL, INC.DBA ARCONIC FASTENING SYSTEMS AND
HT4054-4-5A97928HUCK INTL INC
ST3M730-4L5L4528LISI AEROSPACE CANADA CORPDIV HI SHEAR HOLDINGS INC
3036AS190-4L530003NAVAL AIR SYSTEMS COMMAND MANAGEDORIGINAL DESIGN ACTIVITY NOT
10115207A486GNIMIKKEISTOKESKUS NCB FINLAND
ST3M730-4L50PTK6SPS TECHNOLOGIES INC
ST3M730-4L5K5673SPS TECHNOLOGIES LTD TJ BROOKSDIVISION
HT4054-4-5A80539SPS TECHNOLOGIES, LLCDBA AEROSPACE FASTENERS GROUP
HT4054-4-580539SPS TECHNOLOGIES, LLCDBA AEROSPACE FASTENERS GROUP
ST3M730-4L580539SPS TECHNOLOGIES, LLCDBA AEROSPACE FASTENERS GROUP
ST3M730-4L5007R1TWIST TITE MFG, INC
ST3M730-4L560516WEST COAST AEROSPACE INC
Technical Data | NSN 5305-01-129-6939
Characteristic Specifications
THREAD SERIES DESIGNATOR UNJF
NOMINAL THREAD DIAMETER0.250 INCHES
THREAD QUANTITY PER INCH28
THREAD CLASS3A
THREAD DIRECTION RIGHT-HAND
THREAD LENGTH0.400 INCHES MINIMUM AND 0.450 INCHES MAXIMUM
FASTENER LENGTH0.722 INCHES MINIMUM AND 0.752 INCHES MAXIMUM
MINIMUM TENSILE STRENGTH180000 POUNDS PER SQUARE INCH
HEAD STYLE0 HEXAGON COUNTERSUNK
HEAD DIAMETER0.464 INCHES MINIMUM AND 0.506 INCHES MAXIMUM
COUNTERSINK ANGLE99.0 DEGREES MINIMUM AND 101.0 DEGREES MAXIMUM
INTERNAL DRIVE STYLE HIGH-TORQUE
GRIP LENGTH0.302 INCHES MINIMUM AND 0.322 INCHES MAXIMUM
GRIP DIAMETER0.2485 INCHES MINIMUM AND 0.2495 INCHES MAXIMUM